Note 9 - Income Taxes (Details) (USD $)	3 Months Ended	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits	$ 197,000	$ 197,000	$ 185,000
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued	47,000	47,000	39,000
Unrecognized Tax Benefits, Interest on Income Taxes Expense	6,000	6,000
Unrecognized Tax Benefits, Income Tax Penalties Expense	$ 2,000	$ 2,000